do the math
成語所屬單字math
do the math — 慣用語
1. To think carefully about the facts and figures in a situation in order to unders
1.慣用語
釋義
算清楚；衡量輕重
To think carefully about the facts and figures in a situation in order to understand what will happen or what should be done.
例句
When Yara saw that the rent was more than half her pay, she did the math and knew she needed a roommate.
The mayor told voters to do the math on the two tax plans before making up their minds.